SECTION 7 – RECHARGE AND RESETTING PROCEDURES
UL EX3470 ULC EX3470
2014-SEP-01 REV. 11 PAGE 7-5
R-102 Restaurant Fire Suppression Manual
RESETTING (Continued)
Resetting Mechanical Gas Shut-Off Valve
Reset each mechanical gas shut-off valve by completing the
following steps:
!
WARNING
To reduce the risk of explosion due to leaking gas, before the
gas line is turned on, make certain to extinguish any open
flames and turn off all burners and any electrical or mechanical
devices that are capable of igniting gas. Failure to comply may
result in serious personal injury or death.
1. Remove side cover from gas valve housing.
2. Extend air cylinder rod to full “UP” position. Air cylinder is
located inside the regulated release assembly enclosure.
3. Recock gas valve by pulling valve stem up so pin in stem
engages in cocking lever.
4. Check burners for gaseous odor. IF GASEOUS ODOR
EXISTS, MANUALLY PUSH THE AIR CYLINDER ROD TO
THE FULL “DOWN” POSITION IMMEDIATELY. This will
cause the mechanical gas valve to shut the gas line off.
Open any doors and/or windows to clear the area of
gaseous fumes, then correct the gas leak before proceeding
any further.
5. If no gaseous odor exists, pilot light may be ignited at this
time.
6. Reinstall side cover to gas valve housing. On ANSUL type
valve, make certain roll pin is positioned within both sides
of the valve housing slot and secure visual inspection seal
(Part No. 197).
7.
If no other resetting is required, refer to “Cartridge
Replacement” and complete steps 1 through 5.
Resetting Electrical (Snap-Action) Switch
Reset the electrical (snap-action) switch by completing the
following steps:
1. Make certain the power source is on.
2. Electric (snap-action) switch is reset automatically when the
regulated release mechanism is recocked.
3. If no other resetting is required, refer to “Cartridge Replace-
ment” and complete steps 1 through 5.
Resetting Electrical Gas Shut-Off Valve
Reset each electric gas shut-off valve by completing the follow-
ing steps:
!
WARNING
To reduce the risk of explosion due to leaking gas, before the
gas line is turned on, make certain to extinguish any open
flames and turn off all burners and any electrical or mechanical
devices that are capable of igniting gas. Failure to comply may
result in serious personal injury or death.
1. Make certain the power source is on.
2. Depress reset button on manual reset relay (red light on).
Gas valve will resume its normal operating (open) position.
3. Check burners for gaseous odor. IF GASEOUS ODOR
EXISTS, TURN OFF POWER SOURCE IMMEDIATELY.
This will cause the electric gas valve to shut the gas line off.
Open any doors and/or windows to clear the area of gaseous
fumes, then correct the gas leak before proceeding any
further.
4. If no gaseous odor exists, pilot light may be ignited at this
time.
5. If no other resetting is required, refer to “Replace ment
Cartridge” and complete steps 1 through 5.
Summary of Contents for R-102
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